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/* Copyright 2020 The Chromium OS Authors. All rights reserved.
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*
* Tests for developer and recovery mode UIs.
*/
#include "2api.h"
#include "2common.h"
#include "2misc.h"
#include "2nvstorage.h"
#include "2ui.h"
#include "test_common.h"
#include "vboot_api.h"
#include "vboot_kernel.h"
/* Mock data */
static uint8_t workbuf[VB2_KERNEL_WORKBUF_RECOMMENDED_SIZE]
__attribute__((aligned(VB2_WORKBUF_ALIGN)));
static struct vb2_context *ctx;
static enum vb2_screen mock_screens_displayed[64];
static uint32_t mock_locales_displayed[64];
static uint32_t mock_screens_count = 0;
static enum vb2_dev_default_boot mock_default_boot;
static int mock_dev_boot_allowed;
static int mock_dev_boot_legacy_allowed;
static int mock_dev_boot_usb_allowed;
static int mock_vbexlegacy_called;
static enum VbAltFwIndex_t mock_altfw_num;
static vb2_error_t mock_vbtlk_retval[5];
static uint32_t mock_vbtlk_expected_flag[5];
static int mock_vbtlk_count;
static int mock_vbtlk_total;
static void add_mock_vbtlk(vb2_error_t retval, uint32_t get_info_flags)
{
if (mock_vbtlk_total >= ARRAY_SIZE(mock_vbtlk_retval) ||
mock_vbtlk_total >= ARRAY_SIZE(mock_vbtlk_expected_flag)) {
TEST_TRUE(0, "Test failed as mock_vbtlk ran out of entries!");
return;
}
mock_vbtlk_retval[mock_vbtlk_total] = retval;
mock_vbtlk_expected_flag[mock_vbtlk_total] = get_info_flags;
mock_vbtlk_total++;
}
/* Reset mock data (for use before each test) */
static void reset_common_data()
{
TEST_SUCC(vb2api_init(workbuf, sizeof(workbuf), &ctx),
"vb2api_init failed");
vb2_nv_init(ctx);
memset(mock_screens_displayed, 0, sizeof(mock_screens_displayed));
mock_screens_count = 0;
mock_default_boot = VB2_DEV_DEFAULT_BOOT_DISK;
mock_dev_boot_allowed = 1;
mock_dev_boot_legacy_allowed = 0;
mock_dev_boot_usb_allowed = 0;
mock_vbexlegacy_called = 0;
mock_altfw_num = -100;
memset(mock_vbtlk_retval, 0, sizeof(mock_vbtlk_retval));
memset(mock_vbtlk_expected_flag, 0, sizeof(mock_vbtlk_expected_flag));
mock_vbtlk_count = 0;
mock_vbtlk_total = 0;
}
/* Mock functions */
enum vb2_dev_default_boot vb2_get_dev_boot_target(struct vb2_context *c)
{
return mock_default_boot;
}
int vb2_dev_boot_allowed(struct vb2_context *c)
{
return mock_dev_boot_allowed;
}
int vb2_dev_boot_legacy_allowed(struct vb2_context *c)
{
return mock_dev_boot_legacy_allowed;
}
int vb2_dev_boot_usb_allowed(struct vb2_context *c)
{
return mock_dev_boot_usb_allowed;
}
vb2_error_t VbExLegacy(enum VbAltFwIndex_t altfw_num)
{
mock_vbexlegacy_called++;
mock_altfw_num = altfw_num;
return VB2_SUCCESS;
}
vb2_error_t VbTryLoadKernel(struct vb2_context *c, uint32_t get_info_flags)
{
if (mock_vbtlk_count >= mock_vbtlk_total) {
TEST_TRUE(0, " VbTryLoadKernel called too many times.");
return VB2_ERROR_MOCK;
}
TEST_EQ(mock_vbtlk_expected_flag[mock_vbtlk_count], get_info_flags,
" unexpected get_info_flags");
return mock_vbtlk_retval[mock_vbtlk_count++];
}
vb2_error_t vb2ex_display_ui(enum vb2_screen screen,
uint32_t locale_id,
uint32_t selected_item,
uint32_t disabled_item_mask)
{
VB2_DEBUG("screens %d: screen = %#x, locale_id = %u\n",
mock_screens_count, screen, locale_id);
if (mock_screens_count >= ARRAY_SIZE(mock_screens_displayed) ||
mock_screens_count >= ARRAY_SIZE(mock_locales_displayed)) {
TEST_TRUE(0, "Test failed as mock vb2ex_display_ui ran out of"
" entries!");
return VB2_ERROR_MOCK;
}
mock_screens_displayed[mock_screens_count] = screen;
mock_locales_displayed[mock_screens_count] = locale_id;
/* TODO(roccochen): handle the rest of two arguments */
mock_screens_count++;
return VB2_SUCCESS;
}
/* Tests */
static void developer_tests(void)
{
/* Proceed */
reset_common_data();
add_mock_vbtlk(VB2_SUCCESS, VB_DISK_FLAG_FIXED);
TEST_EQ(vb2_developer_menu(ctx), VB2_SUCCESS, "proceed");
TEST_EQ(mock_screens_displayed[0], VB2_SCREEN_BLANK,
" final blank screen");
TEST_EQ(mock_screens_count, 1, " no extra screens");
TEST_EQ(vb2_nv_get(ctx, VB2_NV_RECOVERY_REQUEST), 0,
" recovery reason");
TEST_EQ(mock_vbtlk_count, mock_vbtlk_total, " used up mock_vbtlk");
/* Proceed to legacy */
reset_common_data();
mock_default_boot = VB2_DEV_DEFAULT_BOOT_LEGACY;
mock_dev_boot_legacy_allowed = 1;
TEST_EQ(vb2_developer_menu(ctx), VB2_SUCCESS, "proceed to legacy");
TEST_EQ(mock_vbexlegacy_called, 1, " try legacy");
TEST_EQ(mock_altfw_num, 0, " check altfw_num");
TEST_EQ(mock_screens_displayed[0], VB2_SCREEN_BLANK,
" final blank screen");
TEST_EQ(mock_screens_count, 1, " no extra screens");
TEST_EQ(mock_vbtlk_count, mock_vbtlk_total, " used up mock_vbtlk");
/* Proceed to legacy only if enabled */
reset_common_data();
add_mock_vbtlk(VB2_SUCCESS, VB_DISK_FLAG_FIXED);
mock_default_boot = VB2_DEV_DEFAULT_BOOT_LEGACY;
TEST_EQ(vb2_developer_menu(ctx), VB2_SUCCESS,
"default legacy not enabled");
TEST_EQ(mock_vbexlegacy_called, 0, " not legacy");
TEST_EQ(mock_screens_displayed[0], VB2_SCREEN_BLANK,
" final blank screen");
TEST_EQ(mock_screens_count, 1, " no extra screens");
TEST_EQ(vb2_nv_get(ctx, VB2_NV_RECOVERY_REQUEST), 0,
" no recovery");
TEST_EQ(mock_vbtlk_count, mock_vbtlk_total, " used up mock_vbtlk");
/* Proceed to usb */
reset_common_data();
add_mock_vbtlk(VB2_SUCCESS, VB_DISK_FLAG_REMOVABLE);
mock_default_boot = VB2_DEV_DEFAULT_BOOT_USB;
mock_dev_boot_usb_allowed = 1;
TEST_EQ(vb2_developer_menu(ctx), VB2_SUCCESS, "proceed to usb");
TEST_EQ(mock_screens_displayed[0], VB2_SCREEN_BLANK,
" final blank screen");
TEST_EQ(mock_screens_count, 1, " no extra screens");
TEST_EQ(mock_vbtlk_count, mock_vbtlk_total, " used up mock_vbtlk");
/* Proceed to usb only if enabled */
reset_common_data();
add_mock_vbtlk(VB2_SUCCESS, VB_DISK_FLAG_FIXED);
mock_default_boot = VB2_DEV_DEFAULT_BOOT_USB;
TEST_EQ(vb2_developer_menu(ctx), VB2_SUCCESS,
"default usb not enabled");
TEST_EQ(mock_screens_displayed[0], VB2_SCREEN_BLANK,
" final blank screen");
TEST_EQ(mock_screens_count, 1, " no extra screens");
TEST_EQ(vb2_nv_get(ctx, VB2_NV_RECOVERY_REQUEST), 0,
" no recovery");
TEST_EQ(mock_vbtlk_count, mock_vbtlk_total, " used up mock_vbtlk");
}
static void broken_recovery_tests(void)
{
/* TODO(roccochen) */
}
static void manual_recovery_tests(void)
{
/* TODO(roccochen) */
}
int main(void)
{
developer_tests();
broken_recovery_tests();
manual_recovery_tests();
return gTestSuccess ? 0 : 255;
}
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